
Analog Modules
5-22
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Analog Value Representation for Thermocouple Type U
Table 5-30 Analog Value Representation for Thermocouple Type U
Units
Units
Units
Type U
in 5C
Deci-
mal
Hexa-
deci-
mal
Type U
in 5F
Deci-
mal
Hexa-
deci-
mal
Type U
in K
Deci-
mal
Hexa-
decimal
Range
> 850.0 32767 7FFF
H
> 1562.0 32767 7FFF
H
> 1123.2 32767 7FFF
H
Overflow
850.0
:
601.0
8500
:
6010
2134
H
:
177A
H
1562.0
:
1113.8
15620
:
11138
2738.0
H
:
2B82
H
1123.2
:
874.2
11232
:
8742
2BE0
H
:
2226
H
Overrange
600.0
:
–200.0
6000 W
:
–2000
1770
H
:
F830
H
1112.0
:
–328.0
11120
:
–3280
2B70
H
:
F330
H
873.2
:
73.2
8732
:
732
221C
H
:
02DC
H
Rated range
< –200.0 <
–2000
H < –328.0 <
–3280
H < 73.2 < 732 <02DC
H
Underflow
In the case of incorrect wiring (for example, polarity reversal or open inputs) or of a sensor error in the
negative range (for example, incorrect thermocouple type), the analog input module reports an
underflow...
...if F380
H
is violated and
outputs 8000
H
...if EAC0
H
is violated and
outputs 8000
H
...if FE2C
H
is violated and
outputs 8000
H
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